90471215

素因数分解:

$5^1\times {\mathrm{41}}^1\times {\mathrm{173}}^1\times {\mathrm{2551}}^1$

素因数の和:2770

約数の個数: 16

約数和(自身を含む): 111900096

約数和(自身を除く): 21428881

約数列:

[1, 5, 41, 173, 205, 865, 2551, 7093, 12755, 35465, 104591, 441323, 522955, 2206615, 18094243, 90471215]

約数ペア:

[(1, 90471215), (5, 18094243), (41, 2206615), (173, 522955), (205, 441323), (865, 104591), (2551, 35465), (7093, 12755)]